friendica_2021-01/src/Model/Storage/SystemResource.php
2020-02-09 15:45:36 +01:00

99 lines
2 KiB
PHP

<?php
/**
* @copyright Copyright (C) 2020, Friendica
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Model\Storage;
use \BadMethodCallException;
/**
* System resource storage class
*
* This class is used to load system resources, like images.
* Is not intended to be selectable by admins as default storage class.
*/
class SystemResource implements IStorage
{
const NAME = 'SystemResource';
// Valid folders to look for resources
const VALID_FOLDERS = ["images"];
/**
* @inheritDoc
*/
public function get(string $filename)
{
$folder = dirname($filename);
if (!in_array($folder, self::VALID_FOLDERS)) {
return "";
}
if (!file_exists($filename)) {
return "";
}
return file_get_contents($filename);
}
/**
* @inheritDoc
*/
public function put(string $data, string $filename = '')
{
throw new BadMethodCallException();
}
public function delete(string $filename)
{
throw new BadMethodCallException();
}
/**
* @inheritDoc
*/
public function getOptions()
{
return [];
}
/**
* @inheritDoc
*/
public function saveOptions(array $data)
{
return [];
}
/**
* @inheritDoc
*/
public function __toString()
{
return self::NAME;
}
/**
* @inheritDoc
*/
public static function getName()
{
return self::NAME;
}
}